Adjusting Thread Tension
1.Set the tension dials as shown on page 33,
2.Sew and check the tensions,
--For better result -
f
How to Adjust the Thread Tension
e For Rolled Hemming and Picot Edging
Wrong Tension | Wrong Tension |
,%_.,._ Needle thread =s loose.
_Upper looper thread is loose.
i:!_[_,!i{AlO,s, kl:lilgi_:_._:,,!;4t.;i_iisliIi.......
Wrong Tension |
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:}_i_)we, r looper | thread | Is loose and/or |
_!_:B_g£ | thread | is tight, |
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i_;!_,t eai:t+:÷,,
t ::::::=, ._@x,,, | . :_.:,. | Upper |
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Upper
!i: i:ii!:i iii:ilildi:i_
Rolled Hemming
Pull the end of thread chain to the back lightly in the beginning and end of sewing,
4"
Tighten needle thread tension.
Needle | thread | "_ |
tension | (R} |
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Tighten upper looper thread tension.
Needie thread
tension I R}
@
:::: :: :::: :t_fead: | :::::_ |
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Tighten | lower | looper | thread | tension |
and/or | loosen | upper | looper | thread |
tension. |
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| Needle | tt'_cadr | "_ |
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| tension | {R) |
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| @ |
Upper looper Lower looper
thread tension thread tension
Upper looper Lower looper
thread tension thread tens=on
Upp_r | looper | Lower | looper |
thread | lension | thread | tension |
Picot | Edging |
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Pull | the fabric | lightly | to the back | • For Narrow Hemming |
while | sewing. |
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| Refer to page 25 for the adiustment. |
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34